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Herdman SJ, Hall CD, Schubert MC, Das VE, Tusa RJ.Herdman SJ, et al.Arch Otolaryngol Head Neck Surg. 2007 Apr;133(4):383-9. doi: 10.1001/archotol.133.4.383.Arch Otolaryngol Head Neck Surg. 2007.PMID: 17438254Clinical Trial.
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